Deodorizing drain insert



FIG. 1 is a top perspective view of a deodorizing drain insert.

FIG. 2 is a bottom perspective view of the deodorizing drain insert.

FIG. 3 is a top plan view thereof, the bottom plan view being a mirror image of the top plan view; and,

FIG. 4 is a left side elevational view thereof, the right side, front and rear elevational views being mirror images of the left side view. 

The ornamental design for a deodorizing drain insert, as shown and described. 